diff --git a/docs/changelog.txt b/docs/changelog.txt
index 15cf6e383..f409a194e 100644
--- a/docs/changelog.txt
+++ b/docs/changelog.txt
@@ -44,6 +44,9 @@ changelog.txt uses a syntax similar to RST, with a few special sequences:
 - `blueprint`: generated blueprints now have labels so `quickfort` can address them by name
 - `quickfort`, `dfhack-examples-guide`: Dreamfort blueprint set improvements based on playtesting and feedback. includes updated profession definitions.
 
+## Lua
+- ``argparse.processArgsGetopt()``: you can now have long form parameters that are not an alias for a short form parameter. For example, you can now have a parameter like ``--longparam`` without needing to have an equivalent one-letter ``-l`` param.
+
 # 0.47.05-r3
 
 ## New Plugins